If you have ever struggled with LaTeX references and BibTeX then this is the article for you. In this first of a planned series of blog posts, Lian Tze—Overleaf’s TeXpert who provides front-line LaTeX support to Overleaf users—presents a solid introduction to LaTeX references and BibTeX. The article also includes some top tips and helpful suggestions to ease the process of creating and managing your bibliographic database files, and using Overleaf with external reference library services.